261036380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{5227}}^1$

素因数の和:5474

約数の個数: 48

約数和(自身を含む): 600759936

約数和(自身を除く): 339723556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4994, 5227, 9988, 10454, 12485, 20908, 24970, 26135, 49940, 52270, 57497, 104540, 114994, 229988, 287485, 574970, 1149940, 1186529, 2373058, 4746116, 5932645, 11865290, 13051819, 23730580, 26103638, 52207276, 65259095, 130518190, 261036380]

約数ペア:

[(1, 261036380), (2, 130518190), (4, 65259095), (5, 52207276), (10, 26103638), (11, 23730580), (20, 13051819), (22, 11865290), (44, 5932645), (55, 4746116), (110, 2373058), (220, 1186529), (227, 1149940), (454, 574970), (908, 287485), (1135, 229988), (2270, 114994), (2497, 104540), (4540, 57497), (4994, 52270), (5227, 49940), (9988, 26135), (10454, 24970), (12485, 20908)]